Nigella sativa, a plant growing all over Mediterranean, Eagean part of Turkey and beyond. Nigella Sativa seeds were found in a Hittite flask in Turkey from second millennium and in history records were used to maintain good health for over 1400 years.

QURANIC REFERENCE

Sura 6 – Al-Anaam (MAKKA) : Verse 141

And it is He who hath produced gardens, trellised and untrellised, and the date-palm and the corn of varied produce, and the olives and the pomegranates alike and unlike. Eat of the fruit thereof when it fruiteth, and give the due thereof on the day of its harvesting; and waste not; verily He approveth not the wasters.

HADITH REFERENCE

Black Seed

Bukhari :: Book 7 :: Volume 71 :: Hadith 591

Narrated Khalid bin Sad:

We went out and Ghalib bin Abjar was accompanying us. He fell ill on the way and when we arrived at Medina he was still sick. Ibn Abi ‘Atiq came to visit him and said to us, “Treat him with black cumin. Take five or seven seeds and crush them (mix the powder with oil) and drop the resulting mixture into both nostrils, for ‘Aisha has narrated to me that she heard the Prophet saying, ‘This black cumin is healing for all diseases except As-Sam.’ Aisha said, ‘What is As-Sam?’ He said, ‘Death.”